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How to Watch Tonight's "Curiosity" Rover Landing

Chris Higgins

NASA's latest and greatest Mars rover, known as Curiosity, will attempt to land on Mars early Monday morning (or late Sunday night, depending on where you are on Earth).

What Causes Eye Floaters?

Matt Soniak

Eye floaters — or muscae volitantes, Latin for “hovering flies" — are those tiny, oddly shaped objects that sometimes appear in your vision, most often when you’re looking at the sky on a sunny d

Mister Rogers' Epic 9-Part, 4.5-Hour Interview

Chris Higgins

In 1999, Karen Herman interviewed Fred Rogers for the Archive of American Television.

Weekend Links: Are Butterflies Two Different Animals In One?

Allison Keene

Whether you loved or hated the recent HBO series "Girls," or even if you didn't see it at all, you may still appreciate the parody trailer for "Boys." I very much want this to

The Week's Most Popular Stories

Jason English

In case you weren't obsessively refreshing mentalfloss.com all week, here's what you

11 of the Craziest Events in Olympic History

Orrin Konheim

Olympic history books are filled with stories of amazing individual performances and team achievements.

The Late Movies: Baby Goats

Miss Cellania

A little goat named Buttermilk Sky took the internet by storm this week, but she's only one of many adorable kids you can enjoy watching ...without having to clean up after! Bouncing Baby Butt

The Missing Links: The Science of Anti-Social Traveling

Colin Patrick

This Thing Is Gonna Be Huge Well, maybe not, but this PBS exploration of viral videos is interesting nonetheless. * Is This A Full Flight? The answer to that question can make or break you

How Much Gold is in a Gold Medal?

Matt Soniak

On our last semi-regular "Ask Matt" day, reader Mel asked, “Are there standards for just how much gold is in those gold medals these Olympic athletes are

Times You Liked the Movie More Than the Book

Jason English

On Fridays, I post a series of unrelated questions meant to spark conversation in the comments. Answer one, answer all, respond to someone else's reply, whatever you want.

18 Vintage Photos From Prohibition

Jill Harness

Americans are fascinated by prohibition, as evidenced by the success of shows like Boardwalk Empire and the many movies based on Al Capone.

The Weird Week in Review

Miss Cellania

Farmer on Tractor Crushes Seven Police Vehicles Vermont farmer Roger Pion was apparently angry at the local police for his recent arrest on marijuana possession and resisting arrest.

Why Do Divers Go Hot Tubbing After a Dive?

Stacy Conradt

After Olympic divers blow your mind by beautifully twisting and turning through a three-story fall, they usually crawl out of the pool and head for the hot tub.

How Do Touchscreens Work?

Matt Soniak

It depends on the device and the type of touchscreen you’re using. There are two different kinds used in most consumer

Brain Game: Debbie at the Cinema

Meet Debbie. She's the focus of today's mentalfloss.com Brain Game Free-for-all Friday challenge.